• Inertia sensitive and velocity sensitive damping.

• Polished and anodized billet aluminum end covers.

• Easy adjustable spring pre-load, no tools required.

• Progressive Rate springs, chrome or black powder coat.

• NEW limited lifetime warranty on the shock and springs.

The 440 Series I.A.S.®* shock represents a breakthrough in shock technology. It offers inertia sensitive damping, polished and anodized billet aluminum end covers, easy adjustable spring pre-load (no tools required), Progressive Rate springs and a new limited lifetime warranty on the shock and spring.

** Standard Shock Applications are recommended for bikes as sold new excluding any bolt on accessories with rider weight under 200 lbs and limited passenger use.

** Heavy Duty Shock Applications are recommended for bikes with additional add on accessories, rider weight over 200 lbs, or passenger use over 50% of the time.

Sold in Pairs.